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Mathematics
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carlodef
  • Member for 13 years
  • Last seen more than 3 years ago
  • France
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9
Prove that there are no natural numbers, $i, j$ such that $ 3i^2+3i+7=j^3$
Nov 7, 2012
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6
Locus of $0<\arg(\frac{z+i}{z-i})<\pi/4$
Nov 8, 2012
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6
"If $1/a + 1/b = 1 /c$ where $a, b, c$ are positive integers with no common factor, $(a + b)$ is the square of an integer"
Oct 18, 2013
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3
Is there a function that is contiunous at all the rationals, and discontinuous at all the irrationals?
Nov 9, 2012
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1
Area of inscribed rectangle as a function of right triangle base
Oct 18, 2013

Top network posts

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187
Get line number while using grep
46
How to specify level of compression when using tar -zcvf?
19
What is the difference between the fundamental, essential and homography matrices?
9
Pass gdb variable to a shell command excuted from gdb
5
Matlab - Display two images with original dimensions in the same window